[Android] Perform eager gesture recognition on MotionEvents

android_webview/java/src/org/chromium/android_webview/AwContents.java

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.android_webview;
 
 import android.app.Activity;
 import android.content.ComponentCallbacks2;
 import android.content.Context;
 import android.content.res.Configuration;
@@ skipping 382 matching lines @@
             // WebViewClassic does.
             mLayoutSizer.freezeLayoutRequests();
         }
 
         @Override
         public void onPinchGestureEnd() {
             mLayoutSizer.unfreezeLayoutRequests();
         }
 
         @Override
-        public void onFlingStartGesture(int velocityX, int velocityY) {
-            mScrollOffsetManager.onFlingStartGesture(velocityX, velocityY);
-        }
-
-        @Override
         public void onFlingCancelGesture() {
             mScrollOffsetManager.onFlingCancelGesture();
         }
 
         @Override
-        public void onUnhandledFlingStartEvent() {
-            mScrollOffsetManager.onUnhandledFlingStartEvent();
+        public void onUnhandledFlingStartEvent(int velocityX, int velocityY) {
+            mScrollOffsetManager.onUnhandledFlingStartEvent(velocityX, velocityY);
         }
 
         @Override
         public void onScrollUpdateGestureConsumed() {
             mScrollAccessibilityHelper.postViewScrolledAccessibilityEventCallback();
         }
     }
 
     //--------------------------------------------------------------------------------------------
     private class AwComponentCallbacks implements ComponentCallbacks2 {
@@ skipping 1649 matching lines @@
 
     private native void nativeInvokeGeolocationCallback(
             long nativeAwContents, boolean value, String requestingFrame);
 
     private native void nativeSetJsOnlineProperty(long nativeAwContents, boolean networkUp);
 
     private native void nativeTrimMemory(long nativeAwContents, int level);
 
     private native void nativeCreatePdfExporter(long nativeAwContents, AwPdfExporter awPdfExporter);
 }